Home / 69,622.10-96,078.60-37,791

Finding the Fourth Proportional to 69,622.10, 96,078.60 and 37,791

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Solution

The fourth proportional to 69,622.10, 96,078.60 and 37,791 is: 52,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,622.10 : 96,078.60 = 37,791 : x
  2. Step 2: Convert to fraction form
    69,622.10/96,078.60 = 37,791/x
  3. Step 3: Cross multiply
    69,622.10x = 96,078.60 × 37,791
  4. Step 4: Simplify right side
    69,622.10x = 3,630,906,372.60
  5. Step 5: Solve for x
    x = 3,630,906,372.60/69,622.10
  6. Step 6: Final answer
    x = 52,151.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.